core: add bar item "buffer_zoom", add signals "buffer_{zoomed|unzoomed}" (patch #8204) (patch from Nils Görs)

ChangeLog

@@ -11,6 +11,8 @@ http://weechat.org/files/releasenotes/ReleaseNotes-devel.html[release notes]
 
 == Version 0.4.3 (under dev)
 
+* core: add bar item "buffer_zoom", add signals "buffer_{zoomed|unzoomed}"
+  (patch #8204)
 * core: create .conf file with default options only if the file does not exist
   (and not on read error with existing file)
 * core: fix highlight on action messages: skip the nick at beginning to prevent

NEWS

@@ -11,6 +11,17 @@ http://weechat.org/files/changelog/ChangeLog-devel.html[ChangeLog]
 (file 'ChangeLog' in sources).
 
 
+== Version 0.4.3 (under dev)
+
+=== New bar item buffer_zoom
+
+A new bar item has been added: 'buffer_zoom'.
+The default value for status bar items becomes:
+
+----
+/set weechat.bar.status.items "[time],[buffer_count],[buffer_plugin],buffer_number+:+buffer_name+(buffer_modes)+{buffer_nicklist_count}+buffer_zoom+buffer_filter,[lag],[hotlist],completion,scroll"
+----
+
 == Version 0.4.2 (2013-10-06)
 
 === Day change message

doc/de/autogen/user/weechat_options.txt

@@ -628,6 +628,11 @@
 ** Typ: Zeichenkette
 ** Werte: beliebige Zeichenkette (Standardwert: `"*"`)
 
+* [[option_weechat.look.item_buffer_zoom]] *weechat.look.item_buffer_zoom*
+** Beschreibung: `string used to show zoom on merged buffer (bar item "buffer_zoom")`
+** Typ: Zeichenkette
+** Werte: beliebige Zeichenkette (Standardwert: `"!"`)
+
 * [[option_weechat.look.item_time_format]] *weechat.look.item_time_format*
 ** Beschreibung: `Format für die Zeitanzeige des Bar-Items, "time" (siehe man strftime, welche Platzhalter für das Datum und die Uhrzeit verwendet werden)`
 ** Typ: Zeichenkette

doc/en/autogen/user/weechat_options.txt

@@ -628,6 +628,11 @@
 ** type: string
 ** values: any string (default value: `"*"`)
 
+* [[option_weechat.look.item_buffer_zoom]] *weechat.look.item_buffer_zoom*
+** description: `string used to show zoom on merged buffer (bar item "buffer_zoom")`
+** type: string
+** values: any string (default value: `"!"`)
+
 * [[option_weechat.look.item_time_format]] *weechat.look.item_time_format*
 ** description: `time format for "time" bar item (see man strftime for date/time specifiers)`
 ** type: string

doc/en/weechat_plugin_api.en.txt

@@ -7663,6 +7663,10 @@ Arguments:
   String: comma-separated list of scripts removed |
   Tcl script(s) removed
 
+| weechat | buffer_opened |
+  Pointer: buffer |
+  Buffer opened
+
 | weechat | buffer_closing |
   Pointer: buffer |
   Closing buffer
@@ -7704,10 +7708,6 @@ Arguments:
   Pointer: buffer |
   Buffer moved
 
-| weechat | buffer_opened |
-  Pointer: buffer |
-  Buffer opened
-
 | weechat | buffer_renamed |
   Pointer: buffer |
   Buffer renamed
@@ -7724,6 +7724,16 @@ Arguments:
   Pointer: buffer |
   Type of buffer changed
 
+| weechat | buffer_zoomed +
+  _(WeeChat ≥ 0.4.3)_ |
+  Pointer: buffer |
+  Merged buffer zoomed
+
+| weechat | buffer_unzoomed +
+  _(WeeChat ≥ 0.4.3)_ |
+  Pointer: buffer |
+  Merged buffer unzoomed
+
 | weechat | day_changed +
   _(WeeChat ≥ 0.3.2)_ |
   String: new date, format: "2010-01-31" |
@@ -7884,14 +7894,6 @@ Arguments:
   Pointer: window |
   Switching window
 
-| weechat | window_unzoom |
-  Pointer: current window |
-  Unzooming window
-
-| weechat | window_unzoomed |
-  Pointer: current window |
-  Window unzoomed
-
 | weechat | window_zoom |
   Pointer: current window |
   Zomming window
@@ -7900,6 +7902,14 @@ Arguments:
   Pointer: current window |
   Window zoomed
 
+| weechat | window_unzoom |
+  Pointer: current window |
+  Unzooming window
+
+| weechat | window_unzoomed |
+  Pointer: current window |
+  Window unzoomed
+
 | xfer | xfer_add |
   Pointer: infolist with xfer info |
   New xfer

doc/fr/autogen/user/weechat_options.txt

@@ -628,6 +628,11 @@
 ** type: chaîne
 ** valeurs: toute chaîne (valeur par défaut: `"*"`)
 
+* [[option_weechat.look.item_buffer_zoom]] *weechat.look.item_buffer_zoom*
+** description: `chaîne utilisée pour montrer le zoom sur un tampon mélangé (objet de barre "buffer_zoom")`
+** type: chaîne
+** valeurs: toute chaîne (valeur par défaut: `"!"`)
+
 * [[option_weechat.look.item_time_format]] *weechat.look.item_time_format*
 ** description: `format de date/heure pour l'objet de barre "time" (voir man strftime pour le format de date/heure)`
 ** type: chaîne

doc/fr/weechat_plugin_api.fr.txt

@@ -7781,6 +7781,10 @@ Paramètres :
   Chaîne: liste de scripts supprimés (séparés par des virgules) |
   Script(s) tcl supprimé(s)
 
+| weechat | buffer_opened |
+  Pointeur : tampon |
+  Tampon ouvert
+
 | weechat | buffer_closing |
   Pointeur : tampon |
   Fermeture du tampon en cours
@@ -7822,10 +7826,6 @@ Paramètres :
   Pointeur : tampon |
   Tampon déplacé
 
-| weechat | buffer_opened |
-  Pointeur : tampon |
-  Tampon ouvert
-
 | weechat | buffer_renamed |
   Pointeur : tampon |
   Tampon renommé
@@ -7842,6 +7842,16 @@ Paramètres :
   Pointeur : tampon |
   Type de tampon changé
 
+| weechat | buffer_zoomed +
+  _(WeeChat ≥ 0.4.3)_ |
+  Pointeur : tampon |
+  Zoom sur un tampon mélangé
+
+| weechat | buffer_unzoomed +
+  _(WeeChat ≥ 0.4.3)_ |
+  Pointeur : tampon |
+  Fin du zoom sur un tampon mélangé
+
 | weechat | day_changed +
   _(WeeChat ≥ 0.3.2)_ |
   Chaîne : nouvelle date, format : "2010-01-31" |
@@ -8002,14 +8012,6 @@ Paramètres :
   Pointeur : fenêtre |
   Basculement vers une autre fenêtre
 
-| weechat | window_unzoom |
-  Pointeur : fenêtre courante |
-  Fin du zoom en cours sur la fenêtre
-
-| weechat | window_unzoomed |
-  Pointeur : fenêtre courante |
-  Fin du zoom effectué sur la fenêtre
-
 | weechat | window_zoom |
   Pointeur : fenêtre courante |
   Zoom en cours sur la fenêtre
@@ -8018,6 +8020,14 @@ Paramètres :
   Pointeur : fenêtre courante |
   Zomm effectué sur la fenêtre
 
+| weechat | window_unzoom |
+  Pointeur : fenêtre courante |
+  Fin du zoom en cours sur la fenêtre
+
+| weechat | window_unzoomed |
+  Pointeur : fenêtre courante |
+  Fin du zoom effectué sur la fenêtre
+
 | xfer | xfer_add |
   Pointeur : infolist avec l'info xfer |
   Nouveau xfer

doc/it/autogen/user/weechat_options.txt

@@ -628,6 +628,11 @@
 ** tipo: stringa
 ** valori: qualsiasi stringa (valore predefinito: `"*"`)
 
+* [[option_weechat.look.item_buffer_zoom]] *weechat.look.item_buffer_zoom*
+** descrizione: `string used to show zoom on merged buffer (bar item "buffer_zoom")`
+** tipo: stringa
+** valori: qualsiasi stringa (valore predefinito: `"!"`)
+
 * [[option_weechat.look.item_time_format]] *weechat.look.item_time_format*
 ** descrizione: `formato dell'ora per l'elemento barra "time" (consultare man strftime per gli specificatori data/ora)`
 ** tipo: stringa

doc/it/weechat_plugin_api.it.txt

@@ -7752,6 +7752,10 @@ Argomenti:
   String: comma-separated list of scripts removed |
   Tcl script(s) removed
 
+| weechat | buffer_opened |
+  Puntatore: buffer |
+  Buffer aperto
+
 | weechat | buffer_closing |
   Puntatore: buffer |
   Chiusura del buffer
@@ -7795,10 +7799,6 @@ Argomenti:
   Puntatore: buffer |
   Buffer spostato
 
-| weechat | buffer_opened |
-  Puntatore: buffer |
-  Buffer aperto
-
 | weechat | buffer_renamed |
   Puntatore: buffer |
   Buffer rinominato
@@ -7815,6 +7815,18 @@ Argomenti:
   Puntatore: buffer |
   Tipo di buffer modificato
 
+// TRANSLATION MISSING
+| weechat | buffer_zoomed +
+  _(WeeChat ≥ 0.4.3)_ |
+  Puntatore: buffer |
+  Merged buffer zoomed
+
+// TRANSLATION MISSING
+| weechat | buffer_unzoomed +
+  _(WeeChat ≥ 0.4.3)_ |
+  Puntatore: buffer |
+  Merged buffer unzoomed
+
 | weechat | day_changed +
   _(WeeChat ≥ 0.3.2)_ |
   String: nuova data, formato: "2010-01-31" |
@@ -7991,14 +8003,6 @@ Argomenti:
   Puntatore: finestra |
   Passaggio alla finestra
 
-| weechat | window_unzoom |
-  Puntatore: finestra corrente |
-  Minimizzazione della finestra
-
-| weechat | window_unzoomed |
-  Puntatore: finestra corrente |
-  Finestra minimizzata
-
 | weechat | window_zoom |
   Puntatore: finestra corrente |
   Massimizzazione della finestra
@@ -8007,6 +8011,14 @@ Argomenti:
   Puntatore: finestra corrente |
   Finestra massimizzata
 
+| weechat | window_unzoom |
+  Puntatore: finestra corrente |
+  Minimizzazione della finestra
+
+| weechat | window_unzoomed |
+  Puntatore: finestra corrente |
+  Finestra minimizzata
+
 | xfer | xfer_add |
   Puntatore: lista info con info per xfer|
   Nuovo xfer

doc/ja/autogen/user/weechat_options.txt

@@ -628,6 +628,11 @@
 ** タイプ: 文字列
 ** 値: 未制約文字列 (デフォルト値: `"*"`)
 
+* [[option_weechat.look.item_buffer_zoom]] *weechat.look.item_buffer_zoom*
+** 説明: `string used to show zoom on merged buffer (bar item "buffer_zoom")`
+** タイプ: 文字列
+** 値: 未制約文字列 (デフォルト値: `"!"`)
+
 * [[option_weechat.look.item_time_format]] *weechat.look.item_time_format*
 ** 説明: `"time" バーアイテムの時間フォーマット (日付/時間指定子は strftime の man を参照)`
 ** タイプ: 文字列

po/cs.po

@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2013-11-09 10:17+0100\n"
+"POT-Creation-Date: 2013-11-09 12:20+0100\n"
 "PO-Revision-Date: 2013-11-09 10:18+0100\n"
 "Last-Translator: Jiri Golembiovsky <golemj@gmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -2831,6 +2831,9 @@ msgid ""
 "\"buffer_filter\")"
 msgstr ""
 
+msgid "string used to show zoom on merged buffer (bar item \"buffer_zoom\")"
+msgstr ""
+
 msgid ""
 "jump to previous buffer displayed when jumping to current buffer number "
 "with /buffer *N (where N is a buffer number), to easily switch to another "

po/de.po

@@ -22,7 +22,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat 0.4.3-dev\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2013-11-09 10:17+0100\n"
+"POT-Creation-Date: 2013-11-09 12:20+0100\n"
 "PO-Revision-Date: 2013-11-09 10:18+0100\n"
 "Last-Translator: Nils Görs <weechatter@arcor.de>\n"
 "Language-Team: German <weechatter@arcor.de>\n"
@@ -3239,6 +3239,12 @@ msgstr ""
 "Zeichen mit welchem in der Bar-Item (\"buffer_filter\") signalisiert wird ob "
 "im aktuellen Buffer die Filterfunktion eingeschaltet ist"
 
+#, fuzzy
+msgid "string used to show zoom on merged buffer (bar item \"buffer_zoom\")"
+msgstr ""
+"Zeichen mit welchem in der Bar-Item (\"buffer_filter\") signalisiert wird ob "
+"im aktuellen Buffer die Filterfunktion eingeschaltet ist"
+
 msgid ""
 "jump to previous buffer displayed when jumping to current buffer number "
 "with /buffer *N (where N is a buffer number), to easily switch to another "

po/es.po

@@ -22,7 +22,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2013-11-09 10:17+0100\n"
+"POT-Creation-Date: 2013-11-09 12:20+0100\n"
 "PO-Revision-Date: 2013-11-09 10:18+0100\n"
 "Last-Translator: Elián Hanisch <lambdae2@gmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -2993,6 +2993,12 @@ msgstr ""
 "cadena a usar para indicar que algunas líneas están filtradas en el buffer "
 "actual (elemento de barra \"buffer_filter\")"
 
+#, fuzzy
+msgid "string used to show zoom on merged buffer (bar item \"buffer_zoom\")"
+msgstr ""
+"cadena a usar para indicar que algunas líneas están filtradas en el buffer "
+"actual (elemento de barra \"buffer_filter\")"
+
 msgid ""
 "jump to previous buffer displayed when jumping to current buffer number "
 "with /buffer *N (where N is a buffer number), to easily switch to another "

po/fr.po

@@ -21,8 +21,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2013-11-09 10:17+0100\n"
+"POT-Creation-Date: 2013-11-09 12:20+0100\n"
-"PO-Revision-Date: 2013-11-09 10:18+0100\n"
+"PO-Revision-Date: 2013-11-09 13:08+0100\n"
 "Last-Translator: Sebastien Helleu <flashcode@flashtux.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
 "Language: fr\n"
@@ -3143,6 +3143,11 @@ msgstr ""
 "chaîne utilisée pour montrer que des lignes sont filtrées dans le tampon "
 "courant (objet de barre \"buffer_filter\")"
 
+msgid "string used to show zoom on merged buffer (bar item \"buffer_zoom\")"
+msgstr ""
+"chaîne utilisée pour montrer le zoom sur un tampon mélangé (objet de barre "
+"\"buffer_zoom\")"
+
 msgid ""
 "jump to previous buffer displayed when jumping to current buffer number "
 "with /buffer *N (where N is a buffer number), to easily switch to another "

po/hu.po

@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2013-11-09 10:17+0100\n"
+"POT-Creation-Date: 2013-11-09 12:20+0100\n"
 "PO-Revision-Date: 2013-11-09 10:18+0100\n"
 "Last-Translator: Andras Voroskoi <voroskoi@frugalware.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -2449,6 +2449,9 @@ msgid ""
 "\"buffer_filter\")"
 msgstr ""
 
+msgid "string used to show zoom on merged buffer (bar item \"buffer_zoom\")"
+msgstr ""
+
 msgid ""
 "jump to previous buffer displayed when jumping to current buffer number "
 "with /buffer *N (where N is a buffer number), to easily switch to another "

po/it.po

@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2013-11-09 10:17+0100\n"
+"POT-Creation-Date: 2013-11-09 12:20+0100\n"
 "PO-Revision-Date: 2013-11-09 10:18+0100\n"
 "Last-Translator: Esteban I. Ruiz Moreno <exio4.com@gmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -3075,6 +3075,12 @@ msgstr ""
 "stringa usata per mostrare che alcune righe sono state filtrate  nel buffer "
 "corrente (elemento barra \"buffer_filter\")"
 
+#, fuzzy
+msgid "string used to show zoom on merged buffer (bar item \"buffer_zoom\")"
+msgstr ""
+"stringa usata per mostrare che alcune righe sono state filtrate  nel buffer "
+"corrente (elemento barra \"buffer_filter\")"
+
 msgid ""
 "jump to previous buffer displayed when jumping to current buffer number "
 "with /buffer *N (where N is a buffer number), to easily switch to another "

po/ja.po

@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2013-11-09 10:17+0100\n"
+"POT-Creation-Date: 2013-11-09 12:20+0100\n"
 "PO-Revision-Date: 2013-11-09 10:18+0100\n"
 "Last-Translator: AYANOKOUZI, Ryuunosuke <i38w7i3@yahoo.co.jp>\n"
 "Language-Team: Japanese <https://github.com/l/WeeChat>\n"
@@ -3042,6 +3042,12 @@ msgstr ""
 "現在のバッファで何行かがフィルタされたことを示す文字列 (バーアイテム "
 "\"buffer_filter\")"
 
+#, fuzzy
+msgid "string used to show zoom on merged buffer (bar item \"buffer_zoom\")"
+msgstr ""
+"現在のバッファで何行かがフィルタされたことを示す文字列 (バーアイテム "
+"\"buffer_filter\")"
+
 msgid ""
 "jump to previous buffer displayed when jumping to current buffer number "
 "with /buffer *N (where N is a buffer number), to easily switch to another "

po/pl.po

@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2013-11-09 10:17+0100\n"
+"POT-Creation-Date: 2013-11-09 12:20+0100\n"
 "PO-Revision-Date: 2013-11-09 10:18+0100\n"
 "Last-Translator: Krzysztof Korościk <soltys@szluug.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -3112,6 +3112,12 @@ msgstr ""
 "ciąg użyty do pokazania, że część linii jest filtrowana w obecnym buforze "
 "(element paska \"buffer_filter\")"
 
+#, fuzzy
+msgid "string used to show zoom on merged buffer (bar item \"buffer_zoom\")"
+msgstr ""
+"ciąg użyty do pokazania, że część linii jest filtrowana w obecnym buforze "
+"(element paska \"buffer_filter\")"
+
 msgid ""
 "jump to previous buffer displayed when jumping to current buffer number "
 "with /buffer *N (where N is a buffer number), to easily switch to another "

po/pt_BR.po

@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2013-11-09 10:17+0100\n"
+"POT-Creation-Date: 2013-11-09 12:20+0100\n"
 "PO-Revision-Date: 2013-11-09 10:18+0100\n"
 "Last-Translator: Sergio Durigan Junior <sergiosdj@gmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -2914,6 +2914,9 @@ msgid ""
 "\"buffer_filter\")"
 msgstr ""
 
+msgid "string used to show zoom on merged buffer (bar item \"buffer_zoom\")"
+msgstr ""
+
 msgid ""
 "jump to previous buffer displayed when jumping to current buffer number "
 "with /buffer *N (where N is a buffer number), to easily switch to another "

po/ru.po

@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2013-11-09 10:17+0100\n"
+"POT-Creation-Date: 2013-11-09 12:20+0100\n"
 "PO-Revision-Date: 2013-11-09 10:18+0100\n"
 "Last-Translator: Aleksey V Zapparov AKA ixti <ixti@member.fsf.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -2480,6 +2480,9 @@ msgid ""
 "\"buffer_filter\")"
 msgstr ""
 
+msgid "string used to show zoom on merged buffer (bar item \"buffer_zoom\")"
+msgstr ""
+
 msgid ""
 "jump to previous buffer displayed when jumping to current buffer number "
 "with /buffer *N (where N is a buffer number), to easily switch to another "

po/tr.po

@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2013-11-09 10:17+0100\n"
+"POT-Creation-Date: 2013-11-09 12:20+0100\n"
 "PO-Revision-Date: 2013-11-09 10:13+0100\n"
 "Last-Translator: Hasan Kiran <sunder67@hotmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -2198,6 +2198,9 @@ msgid ""
 "\"buffer_filter\")"
 msgstr ""
 
+msgid "string used to show zoom on merged buffer (bar item \"buffer_zoom\")"
+msgstr ""
+
 msgid ""
 "jump to previous buffer displayed when jumping to current buffer number "
 "with /buffer *N (where N is a buffer number), to easily switch to another "

po/weechat.pot

@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat 0.4.1-dev\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2013-11-09 10:17+0100\n"
+"POT-Creation-Date: 2013-11-09 12:20+0100\n"
 "PO-Revision-Date: 2013-02-14 18:20+0100\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -2202,6 +2202,9 @@ msgid ""
 "\"buffer_filter\")"
 msgstr ""
 
+msgid "string used to show zoom on merged buffer (bar item \"buffer_zoom\")"
+msgstr ""
+
 msgid ""
 "jump to previous buffer displayed when jumping to current buffer number "
 "with /buffer *N (where N is a buffer number), to easily switch to another "

src/core/wee-config.c

@@ -129,6 +129,7 @@ struct t_config_option *config_look_input_share_overwrite;
 struct t_config_option *config_look_input_undo_max;
 struct t_config_option *config_look_item_time_format;
 struct t_config_option *config_look_item_buffer_filter;
+struct t_config_option *config_look_item_buffer_zoom;
 struct t_config_option *config_look_jump_current_to_previous_buffer;
 struct t_config_option *config_look_jump_previous_buffer_when_closing;
 struct t_config_option *config_look_jump_smart_back_to_buffer;
@@ -2273,6 +2274,12 @@ config_weechat_init_options ()
         N_("string used to show that some lines are filtered in current buffer "
            "(bar item \"buffer_filter\")"),
         NULL, 0, 0, "*", NULL, 0, NULL, NULL, &config_change_buffer_content, NULL, NULL, NULL);
+    config_look_item_buffer_zoom = config_file_new_option (
+        weechat_config_file, ptr_section,
+        "item_buffer_zoom", "string",
+        N_("string used to show zoom on merged buffer "
+           "(bar item \"buffer_zoom\")"),
+        NULL, 0, 0, "!", NULL, 0, NULL, NULL, &config_change_buffer_content, NULL, NULL, NULL);
     config_look_jump_current_to_previous_buffer = config_file_new_option (
         weechat_config_file, ptr_section,
         "jump_current_to_previous_buffer", "boolean",

src/core/wee-config.h

@@ -153,6 +153,7 @@ extern struct t_config_option *config_look_input_share_overwrite;
 extern struct t_config_option *config_look_input_undo_max;
 extern struct t_config_option *config_look_item_time_format;
 extern struct t_config_option *config_look_item_buffer_filter;
+extern struct t_config_option *config_look_item_buffer_zoom;
 extern struct t_config_option *config_look_jump_current_to_previous_buffer;
 extern struct t_config_option *config_look_jump_previous_buffer_when_closing;
 extern struct t_config_option *config_look_jump_smart_back_to_buffer;

src/gui/gui-bar-item.c

@@ -59,8 +59,9 @@ struct t_gui_bar_item *last_gui_bar_item = NULL; /* last bar item           */
 char *gui_bar_item_names[GUI_BAR_NUM_ITEMS] =
 { "input_paste", "input_prompt", "input_search", "input_text", "time",
   "buffer_count", "buffer_plugin", "buffer_number", "buffer_name",
-  "buffer_modes", "buffer_filter", "buffer_nicklist_count", "scroll",
+  "buffer_modes", "buffer_filter", "buffer_zoom", "buffer_nicklist_count",
-  "hotlist", "completion", "buffer_title", "buffer_nicklist", "window_number"
+  "scroll", "hotlist", "completion", "buffer_title", "buffer_nicklist",
+  "window_number"
 };
 char *gui_bar_items_default_for_bars[][2] =
 { { GUI_BAR_DEFAULT_NAME_INPUT,
@@ -69,8 +70,8 @@ char *gui_bar_items_default_for_bars[][2] =
     "buffer_title" },
   { GUI_BAR_DEFAULT_NAME_STATUS,
     "[time],[buffer_count],[buffer_plugin],buffer_number+:+"
-    "buffer_name+(buffer_modes)+{buffer_nicklist_count}+buffer_filter,[lag],"
+    "buffer_name+(buffer_modes)+{buffer_nicklist_count}+buffer_zoom+"
-    "[hotlist],completion,scroll" },
+    "buffer_filter,[lag],[hotlist],completion,scroll" },
   { GUI_BAR_DEFAULT_NAME_NICKLIST,
     "buffer_nicklist" },
   { NULL,
@@ -1119,6 +1120,38 @@ gui_bar_item_default_buffer_nicklist_count (void *data,
     return strdup (str_count);
 }
 
+/*
+ * Default item for zoom on merged buffer.
+ */
+
+char *
+gui_bar_item_buffer_zoom (void *data, struct t_gui_bar_item *item,
+                          struct t_gui_window *window,
+                          struct t_gui_buffer *buffer,
+                          struct t_hashtable *extra_info)
+
+{
+    char buf[512];
+
+    /* make C compiler happy */
+    (void) data;
+    (void) item;
+    (void) window;
+    (void) extra_info;
+
+    if (!buffer)
+        return NULL;
+
+    /* don't display item if current buffer is not merged + zoomed */
+    if (buffer->active != 2)
+        return NULL;
+
+    snprintf (buf, sizeof (buf), "%s",
+              CONFIG_STRING(config_look_item_buffer_zoom));
+
+    return strdup (buf);
+}
+
 /*
  * Default item for scrolling indicator.
  */
@@ -1921,6 +1954,15 @@ gui_bar_item_init ()
     gui_bar_item_hook_signal ("filters_*",
                               gui_bar_item_names[GUI_BAR_ITEM_BUFFER_FILTER]);
 
+    /* buffer zoom */
+    gui_bar_item_new (NULL,
+                      gui_bar_item_names[GUI_BAR_ITEM_BUFFER_ZOOM],
+                      &gui_bar_item_buffer_zoom, NULL);
+    gui_bar_item_hook_signal ("buffer_zoomed",
+                              gui_bar_item_names[GUI_BAR_ITEM_BUFFER_ZOOM]);
+    gui_bar_item_hook_signal ("buffer_unzoomed",
+                              gui_bar_item_names[GUI_BAR_ITEM_BUFFER_ZOOM]);
+
     /* buffer nicklist count */
     gui_bar_item_new (NULL,
                       gui_bar_item_names[GUI_BAR_ITEM_BUFFER_NICKLIST_COUNT],

src/gui/gui-bar-item.h

@@ -33,6 +33,7 @@ enum t_gui_bar_item_weechat
     GUI_BAR_ITEM_BUFFER_NAME,
     GUI_BAR_ITEM_BUFFER_MODES,
     GUI_BAR_ITEM_BUFFER_FILTER,
+    GUI_BAR_ITEM_BUFFER_ZOOM,
     GUI_BAR_ITEM_BUFFER_NICKLIST_COUNT,
     GUI_BAR_ITEM_SCROLL,
     GUI_BAR_ITEM_HOTLIST,

src/gui/gui-input.c

@@ -1605,11 +1605,14 @@ void
 gui_input_zoom_merged_buffer (struct t_gui_buffer *buffer)
 {
     struct t_gui_window *ptr_window;
+    int buffer_was_zoomed;
 
     /* do nothing if current buffer is not merged with another buffer */
     if (gui_buffer_count_merged_buffers (buffer->number) < 2)
         return;
 
+    buffer_was_zoomed = (buffer->active == 2);
+
     /* reset scroll in all windows displaying this buffer number */
     for (ptr_window = gui_windows; ptr_window;
          ptr_window = ptr_window->next_window)
@@ -1646,6 +1649,9 @@ gui_input_zoom_merged_buffer (struct t_gui_buffer *buffer)
     }
 
     gui_buffer_ask_chat_refresh (buffer, 2);
+
+    hook_signal_send ((buffer_was_zoomed) ? "buffer_unzoomed" : "buffer_zoomed",
+                      WEECHAT_HOOK_SIGNAL_POINTER, buffer);
 }
 
 /*